Resolved issue JERSEY-1482.

- added support for disabling resource model validation (root and sub resources)
- added support for disabling deployment failure on invalid resource model.
  - added new unit test to cover this.

Extras:
- configuration property renames to fit a common scheme.
- updated javadoc of some properties.

Change-Id: Ie958f0eab2a1782d765caa53cb0cce3e9d829905